Finding the Fourth Proportional to 3,441.98, 5,136.95 and 3,109.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,441.98 : 5,136.95 = 3,109.83 : x
2. Step 2: Convert to fraction form
   3,441.98/5,136.95 = 3,109.83/x
3. Step 3: Cross multiply
   3,441.98x = 5,136.95 × 3,109.83
4. Step 4: Simplify right side
   3,441.98x = 15,975,041.22
5. Step 5: Solve for x
   x = 15,975,041.22/3,441.98
6. Step 6: Final answer
   x = 4,641.24